/* File: file_xpt.c Copyright (C) 2009 Christophe GRENIER <grenier@cgsecurity.org> This software is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */#ifdef HAVE_CONFIG_H#include <config.h>#endif#ifdef HAVE_STRING_H#include <string.h>#endif#include <stdio.h>#include"types.h"#include"filegen.h"#include"common.h"static voidregister_header_check_xpt(file_stat_t *file_stat);const file_hint_t file_hint_xpt= {.extension="xpt",.description="Mozilla XPCOM Type Library",.max_filesize=PHOTOREC_MAX_FILE_SIZE,.recover=1,.enable_by_default=1,.register_header_check=&register_header_check_xpt
};/* Read http://www.mozilla.org/scriptable/typelib_file.html * for more information about this file format */struct TypeLibHeader {char magic[16];uint8_t major_version;uint8_t minor_version;uint16_t num_interfaces;uint32_t file_length;}__attribute__((gcc_struct, __packed__));static intheader_check_xpt(const unsigned char*buffer,const unsigned int buffer_size,const unsigned int safe_header_only,const file_recovery_t *file_recovery, file_recovery_t *file_recovery_new){const struct TypeLibHeader *xpt=(const struct TypeLibHeader*)buffer;if(be32(xpt->file_length) <65)return0;reset_file_recovery(file_recovery_new);
file_recovery_new->extension=file_hint_xpt.extension;
file_recovery_new->min_filesize=65;
file_recovery_new->calculated_file_size=be32(xpt->file_length);
file_recovery_new->data_check=&data_check_size;
file_recovery_new->file_check=&file_check_size;return1;}static voidregister_header_check_xpt(file_stat_t *file_stat){static const unsigned char xpt_header[16]={'X','P','C','O','M','\n','T','y','p','e','L','i','b','\r','\n',0x1a};register_header_check(0, xpt_header,sizeof(xpt_header), &header_check_xpt, file_stat);}